Browse Water Systems
434,040 public water systems.
Public Water Systems Database
Browse 434,040 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| WHITE OAK BORO AUTHORITY | PA5020077 | Pennsylvania | Community | 9,487 |
| HERNANDO CO UTL-EAST | FL6277060 | Florida | Community | 9,483 |
| TRAIL OF THE LAKES MUD | TX1010617 | Texas | Community | 9,480 |
| MIRE BRANCH WATER CORPORATION | LA1001024 | Louisiana | Community | 9,480 |
| PARSONS, CITY OF | KS2009914 | Kansas | Community | 9,479 |
| AQUARION WATER COMPANY, PINEHILLS | MA4239055 | Massachusetts | Community | 9,478 |
| BELLBROOK WATER WORKS | OH2901112 | Ohio | Community | 9,475 |
| PULASKI, TOWN OF | VA1155635 | Virginia | Community | 9,473 |
| HARVARD | IL1110250 | Illinois | Community | 9,469 |
| CITY OF INDIANOLA | MS0670006 | Mississippi | Community | 9,464 |
| BLACKSTONE WATER DEPARTMENT | MA2032000 | Massachusetts | Community | 9,463 |
| WINDBER AREA AUTH | PA4560013 | Pennsylvania | Community | 9,463 |
| SMITHFIELD WATER SUPPLY BOARD | RI1615616 | Rhode Island | Community | 9,460 |
| COBBLESTONE WTP | FL2164406 | Florida | Community | 9,455 |
| HARRIS COUNTY MUD 188 | TX1011982 | Texas | Community | 9,453 |
| SHELBY CITY | OH7004511 | Ohio | Community | 9,453 |
| PULASKI COUNTY PSA | VA1155641 | Community | 9,452 | |
| COWETA PWA | OK1021509 | Oklahoma | Community | 9,450 |
| SITKA | AK2130075 | Alaska | Community | 9,448 |
| Mound | MN1270038 | Minnesota | Community | 9,447 |
| ROCHELLE | IL1410500 | Illinois | Community | 9,446 |
| MYOMA DUNES MUTUAL WATER COMPANY | CA3310051 | California | Community | 9,445 |
| EL PASO COUNTY WCID 4 FABENS | TX0710018 | Texas | Community | 9,444 |
| CITY OF LAMESA | TX0580001 | Texas | Community | 9,442 |
| GEORGETOWN DIVIDE PUD | CA0910013 | California | Community | 9,434 |
| CONSOLIDATED IRRIG DIST 19 SYSTEM 1 | WA5310220 | Washington | Community | 9,434 |
| GLENWOOD SPRINGS CITY OF | CO0123314 | Colorado | Community | 9,428 |
| CHELAN WATER DEPT CITY OF | WA5312300 | Washington | Community | 9,425 |
| EL JARDIN WSC | TX0310022 | Texas | Community | 9,423 |
| FLAMINGO LAS VEGAS HOTEL AND CASINO | NV0001175 | Nevada | Non-Transient Non-Community | 9,421 |
| FORT POLK NORTH WATER SYSTEM | LA1115064 | Louisiana | Community | 9,420 |
| WYNN RESORTS | NV0001141 | Nevada | Non-Transient Non-Community | 9,416 |
| SKAGWAY | AK2110601 | Alaska | Community | 9,411 |
| CLARKSVILLE CONNECTED UTILITIES | AR0000289 | Arkansas | Community | 9,410 |
| RUSSELL SPRINGS WATER & SEWER | KY1040377 | Kentucky | Community | 9,409 |
| HUNTERS GLEN MUD | TX1010615 | Texas | Community | 9,405 |
| UNALASKA WATER SYSTEM | AK2260309 | Alaska | Community | 9,400 |
| CENTRAL STATE HOSPITAL | GA0090006 | Georgia | Community | 9,400 |
| OAK BROOK | IL0430700 | Illinois | Community | 9,400 |
| SENECA FALLS | NY4901198 | New York | Community | 9,400 |
| BEECHER METROPOLITAN DISTRICT | MI0000540 | Michigan | Community | 9,400 |
| CITY OF PONTOTOC | MS0580006 | Mississippi | Community | 9,398 |
| LITITZ BORO | PA7360126 | Pennsylvania | Community | 9,397 |
| BONDURANT MUNI WATER SUPPLY | IA7717032 | Iowa | Community | 9,393 |
| SPRING LAKE TOWNSHIP | MI0006235 | Michigan | Community | 9,393 |
| WEST OVERTON UTILITY DISTRICT | TN0000578 | Tennessee | Community | 9,392 |
| LYON TOWNSHIP | MI0003968 | Michigan | Community | 9,390 |
| LEWISBURG WATER ASSOCIATION | MS0170011 | Mississippi | Community | 9,390 |
| Kickapoo Traditional Tribe | 061620001 | Texas | Community | 9,384 |
| CITY OF WOODWAY | TX1550048 | Texas | Community | 9,383 |